Data as of Nov 11, 2026

203.141.232.0/22

No anonymizer space · no proxy exits in 30 days

SECOM Trust Systems Co.,Ltd. · space held by Japan Network Information Center

Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.136.0.0 - 203.141.255.255393,216JPNIC-NET-JPJapan Network Information CenterALLOCATED PORTABLE—hostmaster@nic.ad.jp

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Mar 2018
Current origin since
Dec 2019 · 6.9 yr
Origin networks
2
Last change of origin
Dec 2019
Recorded history

History

Handoffs
1